<!DOCTYPE html>
<html>
<head>
  <meta charset="UTF-8">
  <title>错误 404 - Not Found</title>
  <style>
    body {
      font-family: Arial, sans-serif;
      background-color: #f9f9f9;
    }
    .container {
      max-width: 600px;
      margin: 0 auto;
      padding: 50px;
      background-color: #fff;
      border-radius: 5px;
      box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
    }
    h1 {
      color: #ff5656;
    }
    p {
      color: #555;
    }
  </style>
</head>
<body>
<div class="container">
  <h1>错误 404 - Not Found</h1>
  <p>抱歉，找不到您请求的页面。</p>
</div>
</body>
</html>